Leila runs 4 miles in 30 minutes. At the same rate, how many minutes would she take to run 10 miles?

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jyndhia9 jyndhia9

05-05-2017
Mathematics

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Leila runs 4 miles in 30 minutes. At the same rate, how many minutes would she take to run 10 miles?

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jdoe0001 jdoe0001 · Answer 1 · 2017-05-05T21:40:41+02:00

jdoe0001 jdoe0001

05-05-2017

[tex]\bf \begin{array}{ccllll} miles&minutes\\ \textendash\textendash\textendash\textendash\textendash\textendash&\textendash\textendash\textendash\textendash\textendash\textendash\\ 4&30\\ 10&x \end{array}\implies \cfrac{4}{10}=\cfrac{30}{x}[/tex]

solve for "x"

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prisysof000 prisysof000 · Answer 2 · 2017-05-05T21:46:12+02:00

prisysof000 prisysof000

05-05-2017

30/4=7.5. 7.5 minutes every mile... That means that she ran 75 minutes

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